/* The side navigation menu */
.sidenav {
    height: 100%; /* 100% Full-height */
    width: 0; /* 0 width - change this with JavaScript */
    position: fixed; /* Stay in place */
    z-index: 1; /* Stay on top */
    top: 0;
    left: 0;
    background-color: #111; /* Black*/
    overflow-x: hidden; /* Disable horizontal scroll */
    padding-top: 60px; /* Place content 60px from the top */
    transition: 0.5s; /* 0.5 second transition effect to slide in the sidenav */
}

/* The navigation menu links */
.sidenav a {
    padding: 8px 8px 8px 32px;
    text-decoration: none;
    font-size: 25px;
    color: #818181;
    display: block;
    transition: 0.3s
}

/* When you mouse over the navigation links, change their color */
.sidenav a:hover, .offcanvas a:focus{
    color: #f1f1f1;
}

/* Position and style the close button (top right corner) */
.sidenav .closebtn {
    position: absolute;
    top: 0;
    right: 25px;
    font-size: 36px;
    margin-left: 50px;
}

/* Style page content - use this if you want to push the page content to the right when you open the side navigation */
#main {
    transition: margin-left .5s;
    padding: 20px;
}

/* On smaller screens, where height is less than 450px, change the style of the sidenav (less padding and a smaller font size) */
@media screen and (max-height: 450px) {
    .sidenav {padding-top: 15px;}
    .sidenav a {font-size: 18px;}
}

.square {
    margin-left: 100px;
    margin-top: 300px;
    width: 100px;
    height: 100px;
    background-color: blue;
    color: #fff;
    transition: width 2s, height 2s;
    transform: scale(1,1);
    transition: transform 0.5s;
}

.square:hover {
    width: 200px;
    height: 200px;
    -moz-transform:rotate(180deg); /* Firefox 4 */
    -webkit-transform:rotate(180deg); /* Safari and Chrome */
    -o-transform:rotate(180deg); /* Opera */
    transform: rotate(180deg);
}

.square.skew {
    transform: skew(30deg, 20deg);
}

.square.scale {
    transform: scale(2, 4);
    /*transition: transform 0.5s;*/
}

.square.matrix {
    transform: matrix(0.866,0.5,-0.5,0.866,0,0);
}

.square.rotateX {
    transform: perspective(100px) rotateX(120deg);
}

.square.rotateY {
    transform: perspective(100px) rotateY(40deg);
}

.square.rotateZ {
    transform: perspective(100px) rotateZ(120deg);
}

.square.rotate3d {
    transform: rotate3d(1, 1, 1, 45deg);
}

.container {
    width: 200px;
    height: 260px;
    position: relative;
    perspective: 800px;
}

#card {
    width: 100%;
    height: 100%;
    position: absolute;
    transform-style: preserve-3d;
    transition: transform 1s;
}

#card figure {
    margin: 0;
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

#card .front {
    background: red;
}

#card .back {
    background: blue;
    transform: rotateY( 180deg );
}

#card.flipped {
    transform: rotateY( 180deg );
}


/*.card::before {
    content: '';
    width: 10px;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    //border-left: 10px solid @card-left-border-hover-color;
    background-color: @card-left-border-hover-color;
    border-radius: 3px 0 0 3px;
}*/